package com.f1ussh.serviceuser.config;

import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.support.http.StatViewServlet;
import com.alibaba.druid.support.http.WebStatFilter;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.sql.DataSource;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;

/**
 * @Author: 马腾飞
 * @CreateTime: 2025-10-01
 * @Description:
 * @Version: 1.0
 */

@Configuration
public class DruidConfig {

    @Bean
    @ConfigurationProperties(prefix = "spring.datasource.druid")
    public DataSource druidDataSource() {
        return new DruidDataSource();
    }

    /**
     * 配置Druid监控
     * 1. 配置一个管理后台的Servlet
     */
    @Bean
    public ServletRegistrationBean<StatViewServlet> statViewServlet() {
        ServletRegistrationBean<StatViewServlet> bean = new ServletRegistrationBean<>(new StatViewServlet(), "/druid/*");
        Map<String, String> initParams = new HashMap<>();

        initParams.put("loginUsername", "admin");
        initParams.put("loginPassword", "admin123");
        // 默认就是允许所有访问
        initParams.put("allow", "");
        // 拒绝访问的ip
        initParams.put("deny", "192.168.1.100");

        bean.setInitParameters(initParams);
        return bean;
    }

    /**
     * 2. 配置一个web监控的filter
     */
    @Bean
    public FilterRegistrationBean<WebStatFilter> webStatFilter() {
        FilterRegistrationBean<WebStatFilter> bean = new FilterRegistrationBean<>();
        bean.setFilter(new WebStatFilter());

        Map<String, String> initParams = new HashMap<>();
        initParams.put("exclusions", "*.js,*.css,/druid/*");

        bean.setInitParameters(initParams);
        bean.setUrlPatterns(Arrays.asList("/*"));
        return bean;
    }
}


